Esempio n. 1
0
        private static IntHashTable ReadSourceFileInfo(BitAccess bits, uint limit, IntHashTable names, MsfDirectory dir,
                                                       Dictionary <string, int> nameIndex, PdbReader reader)
        {
            IntHashTable checks = new IntHashTable();

            int begin = bits.Position;

            while (bits.Position < limit)
            {
                int sig;
                int siz;
                bits.ReadInt32(out sig);
                bits.ReadInt32(out siz);
                int place  = bits.Position;
                int endSym = bits.Position + siz;

                switch ((DEBUG_S_SUBSECTION)sig)
                {
                case DEBUG_S_SUBSECTION.FILECHKSMS:
                    while (bits.Position < endSym)
                    {
                        CV_FileCheckSum chk;

                        int ni = bits.Position - place;
                        bits.ReadUInt32(out chk.name);
                        bits.ReadUInt8(out chk.len);
                        bits.ReadUInt8(out chk.type);

                        string name = (string)names[(int)chk.name];
                        int    guidStream;
                        Guid   doctypeGuid  = SymDocumentType.Text;
                        Guid   languageGuid = Guid.Empty;
                        Guid   vendorGuid   = Guid.Empty;
                        if (nameIndex.TryGetValue("/SRC/FILES/" + name.ToUpperInvariant(), out guidStream))
                        {
                            var guidBits = new BitAccess(0x100);
                            dir.streams[guidStream].Read(reader, guidBits);
                            LoadGuidStream(guidBits, out doctypeGuid, out languageGuid, out vendorGuid);
                        }

                        PdbSource src = new PdbSource(/*(uint)ni,*/ name, doctypeGuid, languageGuid, vendorGuid);
                        checks.Add(ni, src);
                        bits.Position += chk.len;
                        bits.Align(4);
                    }
                    bits.Position = endSym;
                    break;

                default:
                    bits.Position = endSym;
                    break;
                }
            }
            return(checks);
        }
Esempio n. 2
0
        static void LoadManagedLines(PdbFunction[] funcs,
                                     IntHashTable names,
                                     BitAccess bits,
                                     MsfDirectory dir,
                                     Dictionary <string, int> nameIndex,
                                     PdbReader reader,
                                     uint limit)
        {
            Array.Sort(funcs, PdbFunction.byAddressAndToken);

            int          begin  = bits.Position;
            IntHashTable checks = ReadSourceFileInfo(bits, limit, names, dir, nameIndex, reader);

            // Read the lines next.
            bits.Position = begin;
            while (bits.Position < limit)
            {
                int sig;
                int siz;
                bits.ReadInt32(out sig);
                bits.ReadInt32(out siz);
                int endSym = bits.Position + siz;

                switch ((DEBUG_S_SUBSECTION)sig)
                {
                case DEBUG_S_SUBSECTION.LINES: {
                    CV_LineSection sec;

                    bits.ReadUInt32(out sec.off);
                    bits.ReadUInt16(out sec.sec);
                    bits.ReadUInt16(out sec.flags);
                    bits.ReadUInt32(out sec.cod);
                    int funcIndex = FindFunction(funcs, sec.sec, sec.off);
                    if (funcIndex < 0)
                    {
                        break;
                    }
                    var func = funcs[funcIndex];
                    if (func.lines == null)
                    {
                        while (funcIndex > 0)
                        {
                            var f = funcs[funcIndex - 1];
                            if (f.lines != null || f.segment != sec.sec || f.address != sec.off)
                            {
                                break;
                            }
                            func = f;
                            funcIndex--;
                        }
                    }
                    else
                    {
                        while (funcIndex < funcs.Length - 1 && func.lines != null)
                        {
                            var f = funcs[funcIndex + 1];
                            if (f.segment != sec.sec || f.address != sec.off)
                            {
                                break;
                            }
                            func = f;
                            funcIndex++;
                        }
                    }
                    if (func.lines != null)
                    {
                        break;
                    }

                    // Count the line blocks.
                    int begSym = bits.Position;
                    int blocks = 0;
                    while (bits.Position < endSym)
                    {
                        CV_SourceFile file;
                        bits.ReadUInt32(out file.index);
                        bits.ReadUInt32(out file.count);
                        bits.ReadUInt32(out file.linsiz); // Size of payload.
                        int linsiz = (int)file.count * (8 + ((sec.flags & 1) != 0 ? 4 : 0));
                        bits.Position += linsiz;
                        blocks++;
                    }

                    func.lines = new PdbLines[blocks];
                    int block = 0;

                    bits.Position = begSym;
                    while (bits.Position < endSym)
                    {
                        CV_SourceFile file;
                        bits.ReadUInt32(out file.index);
                        bits.ReadUInt32(out file.count);
                        bits.ReadUInt32(out file.linsiz); // Size of payload.

                        PdbSource src = (PdbSource)checks[(int)file.index];
                        PdbLines  tmp = new PdbLines(src, file.count);
                        func.lines[block++] = tmp;
                        PdbLine[] lines = tmp.lines;

                        int plin = bits.Position;
                        int pcol = bits.Position + 8 * (int)file.count;

                        for (int i = 0; i < file.count; i++)
                        {
                            CV_Line   line;
                            CV_Column column = new CV_Column();

                            bits.Position = plin + 8 * i;
                            bits.ReadUInt32(out line.offset);
                            bits.ReadUInt32(out line.flags);

                            uint lineBegin = line.flags & (uint)CV_Line_Flags.linenumStart;
                            uint delta     = (line.flags & (uint)CV_Line_Flags.deltaLineEnd) >> 24;
                            //bool statement = ((line.flags & (uint)CV_Line_Flags.fStatement) == 0);
                            if ((sec.flags & 1) != 0)
                            {
                                bits.Position = pcol + 4 * i;
                                bits.ReadUInt16(out column.offColumnStart);
                                bits.ReadUInt16(out column.offColumnEnd);
                            }

                            lines[i] = new PdbLine(line.offset,
                                                   lineBegin,
                                                   column.offColumnStart,
                                                   lineBegin + delta,
                                                   column.offColumnEnd);
                        }
                    }
                    break;
                }
                }
                bits.Position = endSym;
            }
        }